Snorkel fin



FIG. 1 is a front elevation view of a snorkel fin showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear perspective view thereof; and,

FIG. 8 is front perspective view thereof. 

CLAIM The ornamental design for the snorkel fin, as shown. 